精选优质文档-倾情为你奉上选修9Unit 1hurdling 跨栏运动boxing n.拳击hula hooping 玩呼啦圈pogo stick jumping弹簧单高跷游戏jumping jack 跳爆竹somersaulting n. 翻筋斗lunge n. vt. 刺,越近,前冲Ashrita Furman 阿什里塔.弗曼Guinness 吉尼斯Guinness book of Word Records吉尼斯世界纪录大全approximate adj. 近似的,大概的approximately adv. 近似地,大约地conventional adj. 习俗的,传统的laughter n. 笑,笑声reality n. 真实,事实in reality 实际上,现实adjustment n.调节,调整tough adj. 强硬的,困难的 adv. 顽强的extreme adj. 极端的,偏激的vomit n. 呕吐,呕吐物gymnastics n. 体操,体能训练gy